[INFO] fetching crate zxy-counter-publish-demo 0.1.1...
[INFO] testing zxy-counter-publish-demo-0.1.1 against 1.91.0 for beta-1.92-2
[INFO] extracting crate zxy-counter-publish-demo 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate zxy-counter-publish-demo 0.1.1
[INFO] finished tweaking crates.io crate zxy-counter-publish-demo 0.1.1
[INFO] tweaked toml for crates.io crate zxy-counter-publish-demo 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate zxy-counter-publish-demo 0.1.1 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zxy-counter-publish-demo 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69348469eca4b3002b506aa4322d055a05423933428c74bb59019de3b81a57da
[INFO] running `Command { std: "docker" "start" "-a" "69348469eca4b3002b506aa4322d055a05423933428c74bb59019de3b81a57da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69348469eca4b3002b506aa4322d055a05423933428c74bb59019de3b81a57da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69348469eca4b3002b506aa4322d055a05423933428c74bb59019de3b81a57da", kill_on_drop: false }`
[INFO] [stdout] 69348469eca4b3002b506aa4322d055a05423933428c74bb59019de3b81a57da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e110d6607524511b9eb3032b019bdb0c2ce5147c17d7dd4dca761925738743b2
[INFO] running `Command { std: "docker" "start" "-a" "e110d6607524511b9eb3032b019bdb0c2ce5147c17d7dd4dca761925738743b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling zxy-counter-publish-demo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Counter` is never constructed
[INFO] [stdout]  --> src/main.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Counter {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]  --> src/main.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | impl Counter {
[INFO] [stdout]   | ------------ associated function in this implementation
[INFO] [stdout] 7 |     fn new() -> Counter {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "e110d6607524511b9eb3032b019bdb0c2ce5147c17d7dd4dca761925738743b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e110d6607524511b9eb3032b019bdb0c2ce5147c17d7dd4dca761925738743b2", kill_on_drop: false }`
[INFO] [stdout] e110d6607524511b9eb3032b019bdb0c2ce5147c17d7dd4dca761925738743b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b524e22e3f7dbc928f30797581d1ff75a28993ab97b27454ed5aa4c77b322ac
[INFO] running `Command { std: "docker" "start" "-a" "8b524e22e3f7dbc928f30797581d1ff75a28993ab97b27454ed5aa4c77b322ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling zxy-counter-publish-demo v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "8b524e22e3f7dbc928f30797581d1ff75a28993ab97b27454ed5aa4c77b322ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b524e22e3f7dbc928f30797581d1ff75a28993ab97b27454ed5aa4c77b322ac", kill_on_drop: false }`
[INFO] [stdout] 8b524e22e3f7dbc928f30797581d1ff75a28993ab97b27454ed5aa4c77b322ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 874139b54e5df22d45fd9f8ee6419b5562d7985886e4b05c7ddf0126a4c37d0d
[INFO] running `Command { std: "docker" "start" "-a" "874139b54e5df22d45fd9f8ee6419b5562d7985886e4b05c7ddf0126a4c37d0d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/zxy_counter_publish_demo-b14ddb00ec86c203)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::calling_next_directly ... ok
[INFO] [stdout] test tests::using_other_iterator_trait_methods ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "874139b54e5df22d45fd9f8ee6419b5562d7985886e4b05c7ddf0126a4c37d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "874139b54e5df22d45fd9f8ee6419b5562d7985886e4b05c7ddf0126a4c37d0d", kill_on_drop: false }`
[INFO] [stdout] 874139b54e5df22d45fd9f8ee6419b5562d7985886e4b05c7ddf0126a4c37d0d